During the colder months a Freeze Relief Valve is ideal for states, such as Texas, where occasional freezes occur, but a complete winterization is not always needed. Once installed, the hassle-free design requires no periodic maintenance and can be used with all major brands of backflow preventer or PVB. The result, no need to winterize your sprinkler system. Installing a Freeze Relief Valve to your existing system can be done ANY time of the year. Click here to get started.